1g The acceleration exerted by the Earth's gravity on an object or person (for example, a cell phone on a desk experiences 1 g of acceleration).0-2g The acceleration range experienced by a person when walking.10-50g The acceleration experienced by an automobile in a typical crash.100-2,000g The acceleration experienced by a laptop if it is dropped from a height of three feet onto a concrete floor.50,000g The acceleration experienced by a munition when shot from a cannon.